12639159

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{4001}}^1$

素因数の和:4029

約数の個数: 24

約数和(自身を含む): 20394192

約数和(自身を除く): 7755033

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 4001, 12003, 36009, 52013, 108027, 156039, 324081, 468117, 972243, 1404351, 4213053, 12639159]

約数ペア:

[(1, 12639159), (3, 4213053), (9, 1404351), (13, 972243), (27, 468117), (39, 324081), (81, 156039), (117, 108027), (243, 52013), (351, 36009), (1053, 12003), (3159, 4001)]